Joseph A. Kelley

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Chicago, IL, US

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Patents Grantslast 30 patents

Information Patent Grant
Waste paper recycling
- Patent number 4,176,054
- Issue date Nov 27, 1979
- Joseph A. Kelley
- B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER
Information Patent Grant
Method for converting waste paper products into useful forms
- Patent number 4,123,489
- Issue date Oct 31, 1978
- Flett Development Company
- Joseph A. Kelley
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE